Qalabkan waxaa loo isticmaalaa in laga saaro oksaydhyada magnetka daciifka ah, miridhku birta iyo wasakhda kale ee alaabta ganaaxa. Waxay si ballaaran u khuseysaa sifaynta walxaha ee walxaha refractory, ceramics, galaas iyo warshadaha kale ee macdanta aan biraha ahayn, caafimaadka, kiimikada, cuntada iyo warshadaha kale.